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Problem- A gas mixture is made by combining 7.0 g each of Ar, Ne, and an unknown diatomic gas. At STP, the mixture occupies a volume of 16.60. What is the molar mass of the unknown gas? Identify the unknown gas
I am not able to get the correct answer please help me
assume that ethanol c2h5oh of 160 gramsnbspnbsp at the temperature of 27 degrees celsius is added with ethanol of 280
what volume of co2g measured at0.0 oc and 101.3 kpa is produced if 0.500 kg of caco3 isrequired to neutralize a
Explain why the Rf values changed when the eluant was changed from 100% petroleum ether to a 95:5 mixture of petroleum ether-ethyl acetate.
Explain why the carbonyl group (c=o) group of methyl benzoate is a m-directing group. Would you expect methyl benzoate to undergo EAS reactions such as nitration faster of slower than benzene. Why
EDTA is utilized to slow microbial degradation of mayonnaise by preventing bacterial uptake of iron. Assuming that mayonnaise has a pH of 3.9 and a total iron content of 10-6 mole/liter, how much EDTA must be added to complex 99% of the total Fe
Pipette 10 mL of Reaction Mixture 1 into a 50 mL beaker. Pipette 1 mL of the KMnO4 into the Reaction Mixture, starting the stopwatch immediately.
Consider the reaction when aqueous solutions of ammonium sulfide and potassium nitrate are combined. The net ionic equation for this reaction is
What are the molar flow rates of acetylene, carbon monoxide and hydrogen in the react or effluent? e) What is the average molecular weight of the reactor effluent?
the formula c6h12o6 is a source of many conversion factors. write at least three of them. how many moles of al atoms
a small community has used an unchlorinated well water supply containing approximately 0.3 mgl of iron and manganese
lutonium-239 is a byproduct of the fission reaction used to produce energy in nuclear power reactors. It has a half-life of 24,400 years. A student determines that it will take 97,600 years for the radioactivity of a Pu-239 sample to drop to one-e..
The HCl molecule has a bond length of 127 pm and has partial charges of (+)(-)0.177e. What is the dipole moment of the HCl molecule in units of Debye (D)
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